Water Pollution and Watershed Review

What was the source of lead contamination in the Flint, Michigan drinking water?

• Old pipes

• Water from Detroit

• Industrial runoff

• Leaking septic tanks

Which source of pollution is most likely responsible for eutrophication?

• Agricultural

• Industrial

• Automotive

• Marine

Which geological feature dictates whether water that falls on North America arrives in the Pacific Ocean or the Atlantic Ocean?

• Grand Canyon

• Appalachian Mountains

• Rocky Mountains

• Great Plains

Which of these reasons most likely discourages farmers from growing crops on a floodplain?

• The area floods regularly, potentially destroying crops.

• The soil is too rocky for successful crop growth.

• The area is prone to drought.

• The area is too far away from markets.

A floodplain is an excellent area to grow crops.

• True

• False

Tags

NGSS.MS-LS1-5

Improper disposal of trash in a community can find its way into a river miles away.

• True

• False

Tags

NGSS.MS-LS2-4

NGSS.MS-ESS3-3

How does agriculture affect a watershed?

• Fertilizer runoff increases nitrogen levels in bodies of water.

• Livestock grazing reduces soil erosion.

• Irrigating crops can change the temperature of rivers and streams.

• Oil from leaking buses pollutes streams.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

NGSS.MS-ESS3-4

The use of pesticides and fertilizers must be carefully monitored 
because of the effect they can have on the environment. 
Which of the following is a possible negative effect of the use 
of these chemicals on the environment?

• Runoff carries these chemicals into lakes and streams.
• Theses chemicals cannot be purchased in large bulk.
• 
  These chemicals are expensive to produce.
  
• Storage space for these chemicals is limited.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is a watershed?

• Land that collects and channels water from a small body of water to a larger body of water

• the shape of the land determined by elevation

• A natural stream of water of considerable  volume

• a river and all its tributaries

Tags

NGSS.MS-ESS2-4

Why is gravity a factor in watersheds? 

• it causes the water to flow away from a watershed
• it causes the water to flow down towards a watershed

Tags

NGSS.MS-ESS2-4